Home / 2,417.61-3,335.94-1,369.74

Finding the Fourth Proportional to 2,417.61, 3,335.94 and 1,369.74

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Solution

The fourth proportional to 2,417.61, 3,335.94 and 1,369.74 is: 1,890.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,417.61 : 3,335.94 = 1,369.74 : x
  2. Step 2: Convert to fraction form
    2,417.61/3,335.94 = 1,369.74/x
  3. Step 3: Cross multiply
    2,417.61x = 3,335.94 × 1,369.74
  4. Step 4: Simplify right side
    2,417.61x = 4,569,370.46
  5. Step 5: Solve for x
    x = 4,569,370.46/2,417.61
  6. Step 6: Final answer
    x = 1,890.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.